<template>
  <div class="addBrand-container" id="food-add-app">
    <div class="container">
      <el-form
          ref="ruleForm"
          :model="ruleForm"
          :rules="rules"
          :inline="true"
          label-width="180px"
          class="demo-ruleForm"
      >
        <div>
          <el-form-item
              label="菜品名称:"
              prop="name"
          >
            <el-input
                v-model="ruleForm.name"
                placeholder="请填写菜品名称"
                maxlength="20"
            />
          </el-form-item>
          <el-form-item
              label="菜品分类:"
              prop="categoryId"
          >
            <el-select
                v-model="ruleForm.categoryId"
                placeholder="请选择菜品分类"
            >
              <el-option v-for="(item,index) in dishList" :key="index" :label="item.name" :value="item.id"/>
            </el-select>
          </el-form-item>
        </div>
        <div>
          <el-form-item
              label="菜品价格:"
              prop="price"
          >
            <el-input
                v-model="ruleForm.price"
                placeholder="请设置菜品价格"
            />
          </el-form-item>
        </div>
        <el-form-item label="口味做法配置:">
          <el-form-item>
            <div class="flavorBox">
              <span
                  v-if="dishFlavors.length == 0"
                  class="addBut"
                  @click="addFlavore"
              > + 添加口味</span>
              <div
                  v-if="dishFlavors.length != 0"
                  class="flavor"
              >
                <div class="title">
                  <span>口味名（3个字内）</span><span>口味标签（输入标签回车添加）</span>
                </div>
                <div class="cont">
                  <div
                      v-for="(item, index) in dishFlavors"
                      :key="index"
                      class="items"
                  >
                    <div class="itTit">
                      <!-- <SelectInput
                        :dish-flavors-data="dishFlavorsData"
                        :index="index"
                        :value="item.name"
                        @select="selectHandle"
                      /> -->
                      <div class="selectInput">
                        <div>
                          <el-input
                              v-model="item.name"
                              type="text"
                              style="width: 100%"
                              placeholder="请输入口味"
                              @focus="selectFlavor(true,index)"
                              @blur="outSelect(false,index)"
                              @input="inputHandle(index)"
                          />
                        </div>
                        <div v-show="item.showOption" class="flavorSelect">
                          <span
                              v-for="(it, ind) in dishFlavorsData"
                              :key="ind"
                              class="items"
                              @click="checkOption(it,ind,index)"
                          >{{ it.name }}</span>
                          <span
                              v-if="dishFlavorsData == []"
                              class="none"
                          >无数据</span>
                        </div>
                      </div>
                    </div>
                    <div
                        class="labItems"
                        style="display: flex"
                    >
                      <span
                          v-for="(it, ind) in item.value"
                          :key="ind"
                      >{{ it }} <i @click="delFlavorLabel(index, ind)">X</i></span>
                      <div
                          class="inputBox"
                          :style="inputStyle"
                          contenteditable="true"
                          @focus="flavorPosition(index)"
                          @keydown.enter="(val)=>keyDownHandle(val,index)"
                      ></div>
                    </div>
                    <span
                        class="delFlavor delBut non"
                        @click="delFlavor(index)"
                    >删除</span>
                  </div>
                </div>
                <div
                    class="addBut"
                    @click="addFlavore"
                >
                  添加口味
                </div>
              </div>
            </div>
          </el-form-item>
        </el-form-item>
        <div>
        </div>
        <div>
          <el-form-item
              label="菜品图片:"
              prop="region"
              class="uploadImg"
          >
            <el-upload
                class="avatar-uploader"
                action="/common/upload"
                :show-file-list="false"
                :on-success="handleAvatarSuccess"
                :on-change="onChange"
                ref="upload"
            >
              <img
                  v-if="imageUrl"
                  :src="imageUrl"
                  class="avatar"
              />
              <i
                  v-else
                  class="el-icon-plus avatar-uploader-icon"
              ></i>
            </el-upload>
          </el-form-item>
        </div>
        <div class="address">
          <el-form-item
              label="菜品描述:"
              prop="region"
          >
            <el-input
                v-model="ruleForm.description"
                type="textarea"
                :rows="3"
                placeholder="菜品描述，最长200字"
                maxlength="200"
            />
          </el-form-item>
        </div>
        <div class="subBox address">
          <el-form-item>
            <el-button @click="goBack()">
              取消
            </el-button>
            <el-button
                type="primary"
                @click="submitForm('ruleForm')"
            >
              保存
            </el-button>
            <el-button
                v-if="actionType == 'add'"
                type="primary"
                class="continue"
                @click="submitForm('ruleForm','goAnd')"
            >
              保存并继续添加菜品
            </el-button>
          </el-form-item>
        </div>
      </el-form>
    </div>
  </div>
</template>

<script>
import {queryDishById, getCategoryList, addDish, editDish} from "@/api/dish"
import {requestUrlParam} from "@/js/index"

export default {
  name: "AddDish",
  data() {
    return {
      id: '',
      restKey: 0,
      textarea: '',
      value: '',
      imageUrl: '',
      actionType: '',
      dishList: [],
      dishFlavorsData: [],
      dishFlavors: [],
      vueRest: '1',
      index: 0,
      inputStyle: {'flex': 1},
      ruleForm: {
        'name': '',
        'id': '',
        'price': '',
        'code': '',
        'image': '',
        'description': '',
        'dishFlavors': [],
        'status': true,
        categoryId: ''
      },
      mak: false,
      apiUrl: this.$apiBaseUrl
    }
  },
  computed: {
    rules() {
      return {
        'name': [
          {'required': true, 'message': '请填写菜品名称', 'trigger': 'blur'}
        ],
        'categoryId': [
          {'required': true, 'message': '请选择菜品分类', 'trigger': 'change'}
        ],
        'price': [
          {
            'required': true,
            // 'message': '请填写菜品价格',
            validator: (rules, value, callback) => {
              if (!value) {
                callback(new Error('请填写菜品价格'))
              } else {
                const reg = /^\d+(\.\d{0,2})?$/
                if (reg.test(value)) {
                  if (value < 10000) {
                    callback()
                  } else {
                    callback(new Error('菜品价格小于10000'))
                  }
                } else {
                  callback(new Error('菜品价格格式只能为数字,且最多保留两位小数'))
                }
              }
            },
            'trigger': 'blur'
          }
        ],
      }
    }
  },
  created() {
    this.getDishList()
    // 口味临时数据
    this.getFlavorListHand()
    this.id = requestUrlParam('id')
    this.actionType = this.id ? 'edit' : 'add'
    if (this.id) {
      this.init()
    }
  },
  mounted() {
  },
  methods: {
    async init() {
      queryDishById(this.id).then(res => {
        console.log(res)
        if (String(res.code) === '1') {
          this.ruleForm = {...res.data}
          this.ruleForm.price = String(res.data.price / 100)
          this.ruleForm.status = res.data.status == '1'
          this.dishFlavors = res.data.flavors && res.data.flavors.map(obj => ({
            ...obj,
            value: JSON.parse(obj.value),
            showOption: false
          }))
          console.log('this.dishFlavors', this.dishFlavors)
          // this.ruleForm.id = res.data.data.categoryId
          // this.imageUrl = res.data.data.image
          this.imageUrl = `${this.apiUrl}/common/download?name=${res.data.image}`
        } else {
          this.$message.error(res.msg || '操作失败')
        }
      })
    },
    // 按钮 - 添加口味
    addFlavore() {
      this.dishFlavors.push({'name': '', 'value': [], showOption: false}) // JSON.parse(JSON.stringify(this.dishFlavorsData))
    },

    // 按钮 - 删除口味
    delFlavor(ind) {
      this.dishFlavors.splice(ind, 1)
    },

    // 按钮 - 删除口味标签
    delFlavorLabel(index, ind) {
      this.dishFlavors[index].value.splice(ind, 1)
    },

    //口味位置记录
    flavorPosition(index) {
      this.index = index
    },

    // 添加口味标签
    keyDownHandle(val, index) {
      console.log('keyDownHandle----val', val)
      console.log('keyDownHandle----index', index)
      console.log('keyDownHandle----this.dishFlavors', this.dishFlavors)
      if (event) {
        event.cancelBubble = true
        event.preventDefault()
        event.stopPropagation()
      }

      if (val.target.innerText.trim() != '') {
        this.dishFlavors[index].value.push(val.target.innerText)
        val.target.innerText = ''
      }
    },

    // 获取菜品分类
    getDishList() {
      getCategoryList({'type': 1}).then(res => {
        if (res.code === 1) {
          this.dishList = res.data
        } else {
          this.$message.error(res.msg || '操作失败')
        }
      })
    },

    // 获取口味列表
    getFlavorListHand() {
      // flavor flavorData
      this.dishFlavorsData = [
        {'name': '甜味', 'value': ['无糖', '少糖', '半糖', '多糖', '全糖']},
        {'name': '温度', 'value': ['热饮', '常温', '去冰', '少冰', '多冰']},
        {'name': '忌口', 'value': ['不要葱', '不要蒜', '不要香菜', '不要辣']},
        {'name': '辣度', 'value': ['不辣', '微辣', '中辣', '重辣']}
      ]
    },

    selectFlavor(st, index) {
      console.log('st', st)
      console.log('index', index)
      console.log('this.dishFlavors', this.dishFlavors)
      const obj = JSON.parse(JSON.stringify(this.dishFlavors[index]))
      obj.showOption = st
      this.dishFlavors.splice(index, 1, obj)
      // this.dishFlavors[index].showOption = st
    },

    outSelect(st, index) {
      const _this = this
      setTimeout(() => {
        const obj = JSON.parse(JSON.stringify(_this.dishFlavors[index]))
        obj.showOption = st
        _this.dishFlavors.splice(index, 1, obj)
      }, 200)
    },

    // eslint-disable-next-line no-unused-vars
    inputHandle(val, index) {
      // this.selectFlavor(false,index)
    },

    checkOption(val, ind, index) {
      this.selectHandle(val.name, index, ind)
      this.dishFlavors[index].name = val.name
    },

    selectHandle(val, key, ind) {
      const arrDate = [...this.dishFlavors]
      arrDate[key] = JSON.parse(JSON.stringify(this.dishFlavorsData[ind]))
      this.dishFlavors = arrDate
    },

    submitForm(formName, st) {
      this.$refs[formName].validate((valid) => {
        if (valid) {
          let params = {...this.ruleForm}
          // params.flavors = this.dishFlavors
          params.status = this.ruleForm ? 1 : 0
          params.price *= 100
          params.categoryId = this.ruleForm.categoryId
          params.flavors = this.dishFlavors.map(obj => ({...obj, value: JSON.stringify(obj.value)}))
          delete params.dishFlavors
          if (!this.imageUrl) {
            this.$message.error('请上传菜品图片')
            return
          }
          if (this.actionType == 'add') {
            delete params.id
            addDish(params).then(res => {
              if (res.code === 1) {
                this.$message.success('菜品添加成功！')
                if (!st) {
                  this.goBack()
                } else {
                  this.dishFlavors = []
                  // this.dishFlavorsData = []
                  this.imageUrl = ''
                  this.ruleForm = {
                    'name': '',
                    'id': '',
                    'price': '',
                    'code': '',
                    'image': '',
                    'description': '',
                    'dishFlavors': [],
                    'status': true,
                    categoryId: ''
                  }
                }
              } else {
                this.$message.error(res.msg || '操作失败')
              }
            }).catch(err => {
              this.$message.error('请求出错了：' + err)
            })
          } else {
            delete params.updateTime
            editDish(params).then(res => {
              if (res.code === 1) {
                this.$message.success('菜品修改成功！')
                this.goBack()
              } else {
                this.$message.error(res.msg || '操作失败')
              }
            }).catch(err => {
              this.$message.error('请求出错了：' + err)
            })
          }
        } else {
          return false
        }
      })
    },

    // eslint-disable-next-line no-unused-vars
    handleAvatarSuccess(response, file, fileList) {
      // 拼接down接口预览
      if (response.code === 0 && response.msg === '未登录') {
        this.$router.push('/')
      } else {
        this.imageUrl = `${this.apiUrl}/common/download?name=${response.data}`
        this.ruleForm.image = response.data
      }
    },

    onChange(file) {
      if (file) {
        const suffix = file.name.split('.')[1]
        const size = file.size / 1024 / 1024 < 2
        if (['png', 'jpeg', 'jpg'].indexOf(suffix) < 0) {
          this.$message.error('上传图片只支持 png、jpeg、jpg 格式！')
          this.$refs.upload.clearFiles()
          return false
        }
        if (!size) {
          this.$message.error('上传文件大小不能超过 2MB!')
          return false
        }
        return file
      }
    },

    goBack() {
      window.parent.handleSelect({
        index: '2',
        route: '/dashboard/dish-management',
        title: "菜品管理",
      }, false)
    }
  }
}
</script>

<style scoped>
.selectInput {
  position: relative;
  width: 100%;
  min-width: 100px;
}

.selectInput .flavorSelect {
  position: absolute;
  width: 100%;
  padding: 0 10px;
  border-radius: 3px;
  border: solid 1px #FF903D;
  line-height: 30px;
  text-align: center;
  background: #fff;
  top: 50px;
  z-index: 99;
}

.selectInput .flavorSelect .items {
  cursor: pointer;
  display: inline-block;
  width: 100%;
  line-height: 35px;
  border-bottom: solid 1px #f4f4f4;
  color: #666;
}

.selectInput .flavorSelect .none {
  font-size: 14px;
}

#food-add-app .uploadImg .el-form-item__label::before {
  content: '*';
  color: #F56C6C;
  margin-right: 4px;
}
</style>
